<template>
	<view class="my-settle-container">
		<!-- 全选 -->
		<label class="radio" @click="changeAllState">
			<radio color="#c00000" :checked='isFullCheck' /><text>全选</text>
		</label>
		<!-- 合计 -->
		<view class="amount-box">
			合计:<text class="amount">￥{{checkedGoodsAmount}}</text>
		</view>
		<!-- 结算按钮 -->
		<view class="btn-settle" @click="settlement">结算({{checkedCount}})</view>
	</view>
</template>

<script>
	import {
		mapGetters,
		mapMutations,
		mapState
	} from 'vuex'
	export default {
		name: "my-settle",
		data() {
			return {
				seconds: 3,
				// 定时器的id
				timer: null
			};
		},
		computed: {
			...mapGetters('m_cart', ['checkedCount', 'total', 'checkedGoodsAmount']),
			...mapGetters('m_user', ['addstr']),
			...mapState('m_user', ['token']),
			...mapState('m_cart',['cart']),
				
			
			isFullCheck() {
				return this.total === this.checkedCount
			}
		},
		methods: {
			...mapMutations('m_cart', ['updateAllGoodsState']),
			...mapMutations('m_user', ['updateRedirectInfo']),
			changeAllState() {

				this.updateAllGoodsState(!this.isFullCheck)
			},
			settlement() {
				if (!this.checkedCount) return uni.$showMsg('请选择要结算的商品!')

				if (!this.addstr) return uni.$showMsg('请填写收货地址!')

				// if(!this.token) return uni.$showMsg('请先登录!')
				// 判别用户是否登录了，没有就用delayNavigate()跳转到登录界面
				if (!this.token) return this.delayNavigate()

				// 实现微信的支付功能
				this.payOrder()
			},
			async payOrder() {
				// 1. 创建订单
				// 1.1 组织订单的信息对象
				const orderInfo = {
					 // 开发期间，注释掉真实的订单价格，
					// order_price: this.checkedGoodsAmount,
					// 写死订单总价为 1 分钱
					order_price: 0.01,
					consignee_addr: this.addstr,
					goods:this.cart.filter(x =>x.goods_state).map(x => ({
						goods_id : x.goods_id,
						goods_number : x.goods_count,
						goods_price : x.goods_price
						
					}))
				}
				// 1.2 发起请求创建订单
				const {data:res} = await uni.$http.post('/api/public/v1/my/orders/create',orderInfo)
				if(res.meta.status !==200) return uni.$showMsg('创建订单失败')
				// 1.3 得到服务器响应的“订单编号”
				 const orderNumber = res.message.order_number
				console.log(orderNumber)
				// 2订单预支付
				// 2.1发起请求获取订单预支付信息
				 const { data: res2 } = await uni.$http.post('/api/public/v1/my/orders/req_unifiedorder', { order_number: orderNumber })
				 if(res2.meta.status !==200) return uni.$showMsg('预付订单生成失败')
				 
				  const payInfo = res2.message.pay
				  console.log(payInfo)
				  
				  // // 完成微信支付
				  // // 3.1 调用 uni.requestPayment() 发起微信支付
				  // const [err,succ]=await uni.requestPayment(payInfo)
				  // if(err) return uni.$showMsg('订单未支付')
				  //  // 3.3 完成了支付，进一步查询支付的结果
				  //    const { data: res3 } = await uni.$http.post('/api/public/v1/my/orders/chkOrder', { order_number: orderNumber })
					 //  // 3.4 检测到订单未支付
					 //    if (res3.meta.status !== 200) return uni.$showMsg('订单未支付！')
						//  // 3.5 检测到订单支付完成
						//    uni.showToast({
						//      title: '支付完成！',
						//      icon: 'success',
						// 	 })
			},
			
			// 展示倒计时
			showTips(n) {
				uni.showToast({
					// 不显示图标
					icon: 'none',
					title: '请登录后在结算' + n + '秒后自动跳转到登录页面',
					// 为页面添加透明遮罩，防止点击穿透
					mask: 'true',
					// 1.5秒后自动消失
					duration: 1500
				})
			},
			// 延时导航到my页面
			delayNavigate() {
				// 1. 展示提示消息，此时 seconds 的值等于 3
				this.showTips(this.seconds)

				this.timer = setInterval(() => {
					this.seconds--

					if (this.seconds <= 0) {
						clearInterval(this.timer)

						uni.switchTab({
							url: '/pages/my/my',
							success: () => {
								// 跳转成功时清空seconds
								this.seconds = 3;
								this.updateRedirectInfo({
									openType: 'switchTab',
									from: '/pages/cart/cart'
								})
							}
						})
						return
					}
					this.showTips(this.seconds)
				}, 1000)
			}
		}

	}
</script>

<style lang="scss">
	.my-settle-container {
		display: flex;
		position: fixed;
		bottom: 0;
		left: 0;
		width: 100%;
		height: 50px;
		background-color: white;
		align-items: center;
		justify-content: space-between;
		font-size: 14px;
		padding-left: 5px;

		.radio {
			display: flex;
			align-items: center;
		}
	}

	.amount {
		color: #c00000;
	}

	.btn-settle {
		background-color: #c00000;
		height: 50px;
		color: white;
		line-height: 50px;
		padding: 0 10px;
		min-width: 100px;
		text-align: center;
	}
</style>